/*
 * Copyright 2011 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.drools.workbench.screens.guided.dtable.client.widget.table.events.cdi;

import java.util.Optional;

import org.drools.workbench.screens.guided.dtable.client.widget.table.GuidedDecisionTableView;
import org.kie.soup.commons.validation.PortablePreconditions;

public class DecisionTableSelectedEvent {

    private final Optional<GuidedDecisionTableView.Presenter> dtPresenter;
    private final boolean isLockRequired;

    public DecisionTableSelectedEvent(final GuidedDecisionTableView.Presenter dtPresenter) {
        this(dtPresenter,
             true);
    }

    public DecisionTableSelectedEvent(final GuidedDecisionTableView.Presenter dtPresenter,
                                      final boolean isLockRequired) {
        this.dtPresenter = Optional.of(PortablePreconditions.checkNotNull("dtPresenter",
                                                                          dtPresenter));
        this.isLockRequired = isLockRequired;
    }

    public static final DecisionTableSelectedEvent NONE = new DecisionTableSelectedEvent();

    private DecisionTableSelectedEvent() {
        dtPresenter = Optional.empty();
        isLockRequired = false;
    }

    public Optional<GuidedDecisionTableView.Presenter> getPresenter() {
        return dtPresenter;
    }

    public boolean isLockRequired() {
        return isLockRequired;
    }
}
